แก้ไข

แชร์ผ่าน


OleDbDataReader.GetFloat(Int32) Method

Definition

Gets the value of the specified column as a single-precision floating-point number.

public:
 override float GetFloat(int ordinal);
public:
 virtual float GetFloat(int ordinal);
public override float GetFloat (int ordinal);
public float GetFloat (int ordinal);
override this.GetFloat : int -> single
abstract member GetFloat : int -> single
override this.GetFloat : int -> single
Public Overrides Function GetFloat (ordinal As Integer) As Single
Public Function GetFloat (ordinal As Integer) As Single

Parameters

ordinal
Int32

The zero-based column ordinal.

Returns

The value of the specified column.

Implements

Exceptions

The specified cast is not valid.

Remarks

No conversions are performed. Therefore, the data retrieved must already be a single-precision floating-point number.

Call IsDBNull to look for null values before calling this method.

Applies to

See also